Home / 1,131,642,896.94-1,697,464,423.26-313,755,220.62

Finding the Fourth Proportional to 1,131,642,896.94, 1,697,464,423.26 and 313,755,220.62

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Solution

The fourth proportional to 1,131,642,896.94, 1,697,464,423.26 and 313,755,220.62 is: 470,632,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,642,896.94 : 1,697,464,423.26 = 313,755,220.62 : x
  2. Step 2: Convert to fraction form
    1,131,642,896.94/1,697,464,423.26 = 313,755,220.62/x
  3. Step 3: Cross multiply
    1,131,642,896.94x = 1,697,464,423.26 × 313,755,220.62
  4. Step 4: Simplify right side
    1,131,642,896.94x = 532,588,324,614,542,336
  5. Step 5: Solve for x
    x = 532,588,324,614,542,336/1,131,642,896.94
  6. Step 6: Final answer
    x = 470,632,852.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.